气胎

例句：

1. 1. The car needs new tires to getit back on the road.
   这辆车需要换新轮胎才能上路。
2. 2. Hereplaced the old tire witha new one.
   他换了一个旧轮胎。
3. 3. Tires are made ofrubber and can be found in cars,trucks, and buses.
   轮胎是由橡胶制成的，可以在汽车、卡车和公共汽车中找到。